wp-includes/media.php:4173Based on a supplied width/height example, returns the biggest possible dimensions based on the max width/height.
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function wp_expand_dimensions( $example_width, $example_height, $max_width, $max_height ) { $example_width = (int) $example_width; $example_height = (int) $example_height; $max_width = (int) $max_width; $max_height = (int) $max_height; return wp_constrain_dimensions( $example_width * 1000000, $example_height * 1000000, $max_width, $max_height );}Introduced in 2.9.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/media.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.